fixed: BUF_memdup undefined

1 files changed, 20 insertions, 8 deletions

diff --git a/src/openssl.c b/src/openssl.c
index 6f18a8f..dbb235a 100644
--- a/src/openssl.c
+++ b/src/openssl.c
@@ -31,6 +31,7 @@
 
 #include <limits.h>       /* INT_MAX INT_MIN LLONG_MAX LLONG_MIN UCHAR_MAX ULLONG_MAX */
 #include <stdint.h>       /* uintptr_t */
+#include <stdlib.h>
 #include <string.h>       /* memset(3) strerror_r(3) */
 #include <math.h>         /* INFINITY fabs(3) floor(3) frexp(3) fmod(3) round(3) isfinite(3) */
 #include <time.h>         /* struct tm time_t strptime(3) time(2) */
@@ -582,7 +583,7 @@
 #endif
 
 #ifndef HAVE_X509_STORE_REFERENCES
-#define HAVE_X509_STORE_REFERENCES (!OPENSSL_PREREQ(1,1,0) && LIBRESSL_PREREQ(2,0,0))
+#define HAVE_X509_STORE_REFERENCES (!OPENSSL_PREREQ(1,1,0) && !LIBRESSL_PREREQ(2,0,0))
 #endif
 
 #ifndef HAVE_X509_STORE_UP_REF
@@ -1597,13 +1598,24 @@ static void OPENSSL_clear_free(void *str, size_t num) {
 		return;
 	if (num)
 		OPENSSL_cleanse(str, num);
-	CRYPTO_free(str);
+	CRYPTO_free(str, __FILE__, __LINE__);
 } /* CRYPTO_clear_free() */
 #endif
 
 #if !HAVE_OPENSSL_MEMDUP
 static void *OPENSSL_memdup(const void *data, size_t siz) {
-	return BUF_memdup(data, siz);
+	if (!data || siz == 0) {
+		return NULL;
+	}
+
+	// Allocate memory for the copy
+	void *copy = malloc(siz);
+	if (!copy) {
+		return NULL;
+	}
+
+	memcpy(copy, data, siz);
+	return copy;
 } /* OPENSSL_memdup() */
 #endif
 
@@ -1986,11 +1998,11 @@ static size_t compat_SSL_SESSION_get_master_key(const SSL_SESSION *session, unsi
 #define SSL_client_version(...) EXPAND( compat_SSL_client_version(__VA_ARGS__) )
 
 static int compat_SSL_client_version(const SSL *ssl) {
-  #if LIBRESSL_PREREQ(2,5,2)
-    return SSL_version(ssl);
-  #else
-	  return ssl->client_version;
-  #endif
+#if LIBRESSL_PREREQ(2,5,2)
+	return SSL_version(ssl);
+#else
+	return ssl->client_version;
+#endif
 } /* compat_SSL_client_version() */
 #endif